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audit: no leading space in audit_log_d_path prefix 

audit_log_d_path() injects an additional space before the prefix,
which serves no purpose and doesn't mix well with other audit_log*()
functions that do not sneak extra characters into the log.

Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Eric Paris <eparis@redhat.com>
This commit is contained in:
Kees Cook 2012-01-06 14:07:10 -08:00 committed by Al Viro
parent 41fdc3054e
commit c158a35c8a
3 changed files with 6 additions and 6 deletions
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2
kernel/audit.c
View File

@ -1423,7 +1423,7 @@ void audit_log_d_path(struct audit_buffer *ab, const char *prefix,
char *p, *pathname;
if (prefix)
audit_log_format(ab, " %s", prefix);
audit_log_format(ab, "%s", prefix);
/* We will allow 11 spaces for ' (deleted)' to be appended */
pathname = kmalloc(PATH_MAX+11, ab->gfp_mask);

6
kernel/auditsc.c
View File

@ -1171,7 +1171,7 @@ static void audit_log_task_info(struct audit_buffer *ab, struct task_struct *tsk
while (vma) {
if ((vma->vm_flags & VM_EXECUTABLE) &&
vma->vm_file) {
audit_log_d_path(ab, "exe=",
audit_log_d_path(ab, " exe=",
&vma->vm_file->f_path);
break;
}
@ -1540,7 +1540,7 @@ static void audit_log_name(struct audit_context *context, struct audit_names *n,
case 0:
/* name was specified as a relative path and the
* directory component is the cwd */
audit_log_d_path(ab, "name=", &context->pwd);
audit_log_d_path(ab, " name=", &context->pwd);
break;
default:
/* log the name's directory component */
@ -1725,7 +1725,7 @@ static void audit_log_exit(struct audit_context *context, struct task_struct *ts
if (context->pwd.dentry && context->pwd.mnt) {
ab = audit_log_start(context, GFP_KERNEL, AUDIT_CWD);
if (ab) {
audit_log_d_path(ab, "cwd=", &context->pwd);
audit_log_d_path(ab, " cwd=", &context->pwd);
audit_log_end(ab);
}
}

4
security/lsm_audit.c
View File

@ -232,7 +232,7 @@ static void dump_common_audit_data(struct audit_buffer *ab,
case LSM_AUDIT_DATA_PATH: {
struct inode *inode;
audit_log_d_path(ab, "path=", &a->u.path);
audit_log_d_path(ab, " path=", &a->u.path);
inode = a->u.path.dentry->d_inode;
if (inode) {
@ -318,7 +318,7 @@ static void dump_common_audit_data(struct audit_buffer *ab,
.dentry = u->dentry,
.mnt = u->mnt
};
audit_log_d_path(ab, "path=", &path);
audit_log_d_path(ab, " path=", &path);
break;
}
if (!u->addr)